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// Text.hh for FbTk - text utils
// Copyright (c) 2002 - 2003 Henrik Kinnunen (fluxgen at fluxbox dot org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id$
#ifndef FBTK_TEXT_HH
#define FBTK_TEXT_HH
#include <sys/types.h>
namespace FbTk {
class Font;
enum Justify {LEFT, RIGHT, CENTER};
// clockwise
enum Orientation { ROT0=0, ROT90, ROT180, ROT270 };
/**
Aligns the text after max width and bevel
*/
int doAlignment(int max_width, int bevel, FbTk::Justify justify,
const FbTk::Font &font, const char * const text,
size_t textlen, size_t &newlen);
/**
There are 3 interesting translations:
1) Coords = simple rotation of coordinates
2) Position = adjusting (x,y) coordinates to use to position a box with X coords
3) Size = swapping of width and height if necessary
*/
// translate coordinates from ROT0 into different orientations
// coords are relative to rot0 0,0 position
// Need width and height of the area being rotated (in ROT0 coords)
inline void translateCoords(Orientation orient, int &x, int &y, unsigned int w, unsigned int h) {
int orig_x = x;
int orig_y = y;
switch(orient) {
case ROT0:
break;
case ROT90:
x = h - orig_y;
y = orig_x;
break;
case ROT180:
x = w - orig_x;
y = h - orig_y;
break;
case ROT270:
x = orig_y;
y = w - orig_x;
break;
}
}
// still require w and h in ROT0 coords
inline void untranslateCoords(Orientation orient, int &orig_x, int &orig_y, unsigned int w, unsigned int h) {
int x = orig_x;
int y = orig_y;
switch(orient) {
case ROT0:
break;
case ROT90:
orig_y = h - x;
orig_x = y;
break;
case ROT180:
orig_x = w - x;
orig_y = h - y;
break;
case ROT270:
orig_y = x;
orig_x = w - y;
break;
}
}
// When positioning an X11 box inside another area, we need to
// relocate the x,y coordinates
inline void translatePosition(Orientation orient, int &x, int &y, unsigned int w, unsigned int h, unsigned int bw) {
switch(orient) {
case ROT0:
break;
case ROT90:
x -= h + 2*bw;
break;
case ROT180:
x -= w + 2*bw;
y -= h + 2*bw;
break;
case ROT270:
y -= w + 2*bw;
break;
}
}
inline void translateSize(Orientation orient, unsigned int &w, unsigned int &h) {
if (orient == ROT0 || orient == ROT180)
return;
unsigned int tmp;
tmp = w;
w = h;
h = tmp;
}
} // end namespace FbTk
#endif // FBTK_TEXT_HH
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